is dermitis contagious?

no

contact dermatitis

• local skin irritation
• delayed allergic response- allergen has contact with the skin and immune system gets activated.
• redness, swelling, itching
• can occur from chemicals, cosmetics, soaps, latex, poison ivy/oak/sumac

atopic dermatitis

• eczema
• genetic component
• red and itchy skin
• allergic association

stasis dermatitis

• due to venous stasis
• occurs mostly on lower extremities
• begins with erythema and pruritis then petechiae develop
• hyperpigmentation of skin occurs

seborrheic dermatitis

• inflammation of the scalp, eyebrows, eyelids, ear canals, nasolabial folds, axillae, chest and back
• lesions are scaly white or yellow plaques, itching
• cause is unknown/ idiopathic

dermatitis diagnosis

• inspection
• complete history
• look for exposures/causes

dermatitis treatment

• avoid irritants/allergens
• moisturize
• control inflammation/itching
• topic agents
• corticosteroids- topical, oral, or injection depedning on severity

acne vulgaris

• common
• factors- genetics, increased androgen levels, premenstrual hormonal fluctuations, bacterial infections

acne vulgaris treatment

• prescription and OTC drugs available for treatment
• dermabrasion
• photodynamic therapy

acne rosacea

usually begins between ages 30-50

signs- erythema, papules/pustules

telangiectasis- dilation of capillaries causing small red/purple dusters or spider veins

psoriasis

• chronic, noncontagious, recurring skin disorder
• thought to be an immune system problem
• genetic predisposition
• first lesions commonly appears after an upper respiratory infection

Steven-johnson syndrome (sjs)

an allergic reaction with skin manifestations

can result in necrosis

detachment of less than 10% of epidermis

bacterial infections- cellulitis

infection of the dermis and subcutaneous tissues

generally caused by staphylococcus

skin will be erythematous, swollen and painful

bacterial infections- furuncle

also known as a boil or skin access

inflammation of hair follicles

lesion may drain pus and necrotic tissue

bacterial infections- carbuncle

collection of boils that have multiple pus "heads"

begins as firm mass and evolves into erythematous painful, swollen mass

abscess may devlop